18626973

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2351}}^1$

素因数の和:2512

約数の個数: 16

約数和(自身を含む): 26342400

約数和(自身を除く): 7715427

約数列:

[1, 3, 19, 57, 139, 417, 2351, 2641, 7053, 7923, 44669, 134007, 326789, 980367, 6208991, 18626973]

約数ペア:

[(1, 18626973), (3, 6208991), (19, 980367), (57, 326789), (139, 134007), (417, 44669), (2351, 7923), (2641, 7053)]